calepin 0.0.20

@import url('https://fonts.googleapis.com/css2?family=GFS+Didot&display=swap');

:root {
  color-scheme: light;

  /* Color */
  --calepin-color-background: #ffffff;
  --calepin-color-text: #1f2933;
  --calepin-color-muted: #5f6b7a;
  --calepin-color-border: #d8dee6;
  --calepin-color-accent: #1c9bad;
  --calepin-color-accent-hover: #16808f;
  --calepin-color-accent-soft: rgba(28, 155, 173, 0.12);
  --calepin-color-accent-soft: color-mix(in srgb, var(--calepin-color-accent) 12%, transparent);
  --calepin-color-accent-contrast: #ffffff;
  --calepin-color-link: var(--calepin-color-accent);
  --calepin-color-link-hover: var(--calepin-color-accent-hover);
  --calepin-color-focus: var(--calepin-color-accent);
  --calepin-color-selection: rgba(28, 155, 173, 0.24);
  --calepin-color-selection: color-mix(in srgb, var(--calepin-color-accent) 24%, transparent);
  --calepin-color-info: #1c7ed6;
  --calepin-color-success: #2e7d32;
  --calepin-color-warning: #b26a00;
  --calepin-color-danger: #b3261e;
  --calepin-color-important: #7c3aed;
  --calepin-color-info-soft: rgba(28, 126, 214, 0.12);
  --calepin-color-info-soft: color-mix(in srgb, var(--calepin-color-info) 12%, transparent);
  --calepin-color-success-soft: rgba(46, 125, 50, 0.12);
  --calepin-color-success-soft: color-mix(in srgb, var(--calepin-color-success) 12%, transparent);
  --calepin-color-warning-soft: rgba(178, 106, 0, 0.14);
  --calepin-color-warning-soft: color-mix(in srgb, var(--calepin-color-warning) 14%, transparent);
  --calepin-color-danger-soft: rgba(179, 38, 30, 0.12);
  --calepin-color-danger-soft: color-mix(in srgb, var(--calepin-color-danger) 12%, transparent);
  --calepin-color-important-soft: rgba(124, 58, 237, 0.12);
  --calepin-color-important-soft: color-mix(in srgb, var(--calepin-color-important) 12%, transparent);

  /* Callouts */
  --calepin-callout-note-color: var(--calepin-color-info);
  --calepin-callout-tip-color: var(--calepin-color-success);
  --calepin-callout-warning-color: var(--calepin-color-warning);
  --calepin-callout-caution-color: var(--calepin-color-danger);
  --calepin-callout-important-color: var(--calepin-color-important);

  /* Surfaces */
  --calepin-surface: #ffffff;
  --calepin-surface-muted: #f4f7f9;
  --calepin-surface-raised: #ffffff;
  --calepin-surface-inset: #eef3f6;
  --calepin-surface-code: #f7f7f5;
  --calepin-surface-output: var(--calepin-surface-muted);

  /* Typography */
  --calepin-font-body: var(--pico-font-family);
  --calepin-font-heading: "GFS Didot", Didot, Georgia, "Times New Roman", serif;
  --calepin-font-mono: var(--pico-font-family-monospace);
  --calepin-font-size: 100%;
  --calepin-font-size-sm: 0.875rem;
  --calepin-font-size-aside: 0.84rem;
  --calepin-line-height: 1.65;
  --calepin-line-height-tight: 1.25;
  --calepin-heading-weight: 700;
  --calepin-code-font-size: 0.92em;

  /* Spacing */
  --calepin-space-xs: 0.5rem;
  --calepin-space-sm: 0.75rem;
  --calepin-space-md: 1rem;
  --calepin-space-lg: 1.5rem;
  --calepin-space-xl: 2rem;
  --calepin-space-2xl: 3rem;
  --calepin-block-gap: var(--calepin-space-lg);
  --calepin-inline-gap: var(--calepin-space-md);
  --calepin-section-gap: var(--calepin-space-2xl);

  /* Layout */
  --calepin-content-width: 39rem;
  --calepin-wide-width: 68rem;
  --calepin-page-width: var(--calepin-wide-width);
  --calepin-margin-width: 11.5rem;
  --calepin-margin-gap: 2rem;
  --calepin-page-padding-inline: clamp(1rem, 4vw, 2rem);
  --pico-font-size: 100%;
  --calepin-radius-sm: 0.25rem;
  --calepin-radius-md: 0.5rem;
  --calepin-radius-lg: 0.75rem;
  --calepin-border-width: 1px;
  --calepin-border: var(--calepin-border-width) solid var(--calepin-color-border);
  --calepin-topbar-height: 3.5rem;
  --calepin-sidebar-width: 12rem;
  --calepin-shell-gap: 1.5rem;
  --calepin-shadow-card: 0 10px 30px color-mix(in srgb, var(--calepin-color-text) 8%, transparent);
  --calepin-focus-ring: 0 0 0 3px color-mix(in srgb, var(--calepin-color-focus) 28%, transparent);

  /* Layers */
  --calepin-z-topbar: 20;
  --calepin-z-backdrop: 25;
  --calepin-z-drawer: 30;
  --calepin-z-popover: 40;
  --calepin-z-modal: 50;

}

html[data-theme="dark"] {
  color-scheme: dark;
  --calepin-color-background: #111820;
  --calepin-color-text: #d8dee9;
  --calepin-color-muted: #9aa7b6;
  --calepin-color-border: #344252;
  --calepin-color-accent: #67d4df;
  --calepin-color-accent-hover: #8be4ec;
  --calepin-color-accent-contrast: #071316;
  --calepin-color-link: var(--calepin-color-accent);
  --calepin-color-link-hover: var(--calepin-color-accent-hover);
  --calepin-color-focus: var(--calepin-color-accent);
  --calepin-color-info: #74c0fc;
  --calepin-color-success: #8ce99a;
  --calepin-color-warning: #ffd43b;
  --calepin-color-danger: #ff8787;
  --calepin-color-important: #b197fc;
  --calepin-surface: #17202a;
  --calepin-surface-muted: #202b36;
  --calepin-surface-raised: #1d2833;
  --calepin-surface-inset: #101820;
  --calepin-surface-code: #151d26;
  --calepin-surface-output: var(--calepin-surface-muted);
  --calepin-shadow-card: 0 10px 30px rgba(0, 0, 0, 0.22);
}

@media (min-width: 48rem) {
  :root {
    --pico-font-size: 106.25%;
  }
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
    --calepin-color-background: #111820;
    --calepin-color-text: #d8dee9;
    --calepin-color-muted: #9aa7b6;
    --calepin-color-border: #344252;
    --calepin-color-accent: #67d4df;
    --calepin-color-accent-hover: #8be4ec;
    --calepin-color-accent-contrast: #071316;
    --calepin-color-link: var(--calepin-color-accent);
    --calepin-color-link-hover: var(--calepin-color-accent-hover);
    --calepin-color-focus: var(--calepin-color-accent);
    --calepin-color-info: #74c0fc;
    --calepin-color-success: #8ce99a;
    --calepin-color-warning: #ffd43b;
    --calepin-color-danger: #ff8787;
    --calepin-color-important: #b197fc;
    --calepin-surface: #17202a;
    --calepin-surface-muted: #202b36;
    --calepin-surface-raised: #1d2833;
    --calepin-surface-inset: #101820;
    --calepin-surface-code: #151d26;
    --calepin-surface-output: var(--calepin-surface-muted);
    --calepin-shadow-card: 0 10px 30px rgba(0, 0, 0, 0.22);
  }
}

:root,
html[data-theme="light"],
html[data-theme="dark"] {
  --pico-background-color: var(--calepin-color-background);
  --pico-color: var(--calepin-color-text);
  --pico-muted-color: var(--calepin-color-muted);
  --pico-muted-border-color: var(--calepin-color-border);
  --pico-card-background-color: var(--calepin-surface-raised);
  --pico-card-sectioning-background-color: var(--calepin-surface-muted);
  --pico-code-background-color: var(--calepin-surface-code);
  --pico-code-color: var(--calepin-color-text);
  --pico-primary: var(--calepin-color-accent);
  --pico-primary-background: var(--calepin-color-accent);
  --pico-primary-border: var(--calepin-color-accent);
  --pico-primary-underline: transparent;
  --pico-primary-hover: var(--calepin-color-accent-hover);
  --pico-primary-hover-background: var(--calepin-color-accent-hover);
  --pico-primary-hover-border: var(--calepin-color-accent-hover);
  --pico-primary-hover-underline: transparent;
  --pico-primary-focus: color-mix(in srgb, var(--calepin-color-focus) 40%, transparent);
  --pico-primary-inverse: var(--calepin-color-accent-contrast);
}

html {
  scroll-behavior: smooth;
  background: var(--calepin-color-background);
  color: var(--calepin-color-text);
  font-family: var(--calepin-font-body);
}

body {
  background: var(--calepin-color-background);
  color: var(--calepin-color-text);
  font-family: var(--calepin-font-body);
  font-variant-numeric: oldstyle-nums;
}

a,
a:hover,
a:focus,
a:focus-visible,
a:active,
a:visited {
  color: var(--calepin-color-link);
  text-decoration: none;
}

a:hover,
a:focus,
a:focus-visible,
a:active {
  color: var(--calepin-color-link-hover);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--calepin-font-heading);
  font-weight: var(--calepin-heading-weight);
  margin-top: 2rem;
}

h1 {
  font-size: 2rem;
  line-height: var(--calepin-line-height-tight);
  margin-bottom: 1.15rem;
}

h2 {
  margin-top: 2.8rem;
  font-size: 1.55rem;
}

h3 {
  margin-top: 2.1rem;
  font-size: 1.2rem;
}

.calepin-content :where(p, li, dd) {
  line-height: var(--calepin-line-height);
}

.calepin-content {
  min-width: 0;
}

.calepin-document-main {
  width: min(100% - 2rem, var(--calepin-content-width));
  margin-inline: auto;
}

.calepin-content > :first-child {
  margin-top: 0;
}

.calepin-content img,
.calepin-content svg,
.calepin-content video,
.calepin-content canvas {
  max-width: 100%;
  height: auto;
}

.calepin-content math[display="block"] {
  margin-block: var(--calepin-block-gap);
}

figure {
  text-align: center;
}

figure > img {
  display: block;
  max-width: 100%;
  margin-inline: auto;
}

.calepin-content figure {
  margin: var(--calepin-block-gap) 0;
}

.calepin-content figcaption {
  max-width: 34rem;
  margin-top: 0.6rem;
  color: var(--calepin-color-muted);
  font-size: var(--calepin-font-size-sm);
  line-height: 1.45;
}

.calepin-content .fullwidth,
.calepin-content .full-width,
.calepin-content figure.fullwidth,
.calepin-content figure.full-width {
  width: min(100vw - 2rem, var(--calepin-page-width));
  max-width: var(--calepin-page-width);
}

.calepin-content blockquote {
  margin: var(--calepin-block-gap) 0;
  padding: 0.15rem 0 0.15rem 1.1rem;
  border-left: 2px solid var(--calepin-color-accent);
  color: var(--calepin-color-muted);
}

.calepin-content .calepin-float-right {
  float: right;
  width: min(32%, 12rem);
  height: auto;
  margin: 0.25rem 0 1rem 1.25rem;
  border-radius: var(--calepin-radius-md);
}

.calepin-content table {
  display: block;
  width: max-content;
  max-width: 100%;
  margin-block: var(--calepin-block-gap);
  overflow-x: auto;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.calepin-content th,
.calepin-content td {
  padding: 0.45rem 0.65rem;
  border-bottom: var(--calepin-border-width) solid var(--calepin-color-border);
  vertical-align: top;
}

.calepin-content th {
  font-weight: 700;
}

.calepin-landing,
.calepin-landing-page {
  width: 100%;
  margin: 0;
}

.calepin-landing > :first-child,
.calepin-landing-page > :first-child {
  margin-top: 0;
}

.landing-button,
.landing-button:visited {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 2.35rem;
  padding: 0.55rem 0.9rem;
  border: var(--calepin-border);
  border-radius: var(--calepin-radius-md);
  color: inherit;
  font-weight: 650;
  line-height: 1.1;
  text-decoration: none;
  white-space: nowrap;
}

.landing-button-primary,
.landing-button-primary:visited {
  border-color: var(--calepin-color-accent);
  background: var(--calepin-color-accent);
  color: var(--calepin-color-accent-contrast);
}

.landing-button-primary:hover,
.landing-button-primary:focus-visible {
  border-color: var(--calepin-color-accent-hover);
  background: var(--calepin-color-accent-hover);
  color: var(--calepin-color-accent-contrast);
}

.landing-button-secondary,
.landing-button-secondary:visited {
  border-color: var(--calepin-color-border);
  background: var(--calepin-surface);
  color: inherit;
}

.landing-button-secondary:hover,
.landing-button-secondary:focus-visible {
  border-color: color-mix(in srgb, var(--calepin-color-accent) 50%, var(--calepin-color-border));
  color: var(--calepin-color-accent-hover);
}

.landing-command-row,
.landing-cta-row,
.landing-link-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--calepin-space-sm);
  align-items: center;
}

.landing-command-row code {
  display: inline-flex;
  align-items: center;
  min-height: 2.35rem;
  margin: 0;
  padding: 0.45rem 0.75rem;
  border: var(--calepin-border);
  border-radius: var(--calepin-radius-md);
  background: var(--calepin-surface-muted);
  color: var(--calepin-color-text);
  font-size: 0.88rem;
  white-space: nowrap;
}

.landing-two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--calepin-space-lg);
  margin-block: var(--calepin-section-gap);
}

.landing-panel {
  padding-block: var(--calepin-space-md);
  border-top: var(--calepin-border);
}

.landing-checklist {
  padding-left: 1.1rem;
}

@media (max-width: 48rem) {
  h1 {
    font-size: 1.9rem;
  }

  .landing-two-column {
    grid-template-columns: 1fr;
  }

  .calepin-content .calepin-float-right {
    float: none;
    display: block;
    width: min(100%, 16rem);
    margin: 0.75rem auto 1.2rem;
  }
}